Discuss the below:
Q: A home has a solar electric system. The owner collected voltage readings from a meter connected to the electric system. Use analysis of variance at the 0.05 level of significance to test the claim that the mean voltage reading was the same for each of the different types of day.
sunny days
cloudy days
rainy days
13.5
12.7
12.1
13.0
12.5
12.2
13.2
12.6
12.3
13.9
12.7
11.9
13.8
13.0
11.6
14.0
13.0
12.2